Patents by Inventor Hsiang-Tai Lu

Hsiang-Tai Lu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240094282
    Abstract: A circuit test structure includes a chip including a conductive line which traces a perimeter of the chip. The circuit test structure further includes an interposer electrically connected to the chip, wherein the conductive line is over both the chip and the interposer. The circuit test structure further includes a test structure connected to the conductive line. The circuit test structure further includes a testing site, wherein the test structure is configured to electrically connect the testing site to the conductive line.
    Type: Application
    Filed: November 22, 2023
    Publication date: March 21, 2024
    Inventors: Ching-Fang CHEN, Hsiang-Tai LU, Chih-Hsien LIN
  • Publication number: 20240088124
    Abstract: A semiconductor structure, comprising a redistribution layer (RDL) including a dielectric layer and a conductive trace within the dielectric layer; a first conductive member disposed over the RDL and electrically connected with the conductive trace; a second conductive member disposed over the RDL and electrically connected with the conductive trace; a first die disposed over the RDL; a second die disposed over the first die, the first conductive member and the second conductive member; and a connector disposed between the second die and the second conductive member to electrically connect the second die with the conductive trace, wherein the first conductive member is electrically isolated from the second die.
    Type: Application
    Filed: November 24, 2023
    Publication date: March 14, 2024
    Inventors: HSIANG-TAI LU, SHUO-MAO CHEN, MILL-JER WANG, FENG-CHENG HSU, CHAO-HSIANG YANG, SHIN-PUU JENG, CHENG-YI HONG, CHIH-HSIEN LIN, DAI-JANG CHEN, CHEN-HUA LIN
  • Publication number: 20240047384
    Abstract: A semiconductor device includes a first circuit area disposed over a substrate and enclosed by a first seal ring structure, a second circuit area disposed over the substrate and enclosed by a second seal ring structure, an internal scribe line disposed between the first circuit area and the second circuit area, and connecting seal structures connecting the first seal ring structure and the second seal ring structures such that a part of the first seal ring structure, a part of the second seal ring structure and the connecting seal structures enclose the internal scribe line.
    Type: Application
    Filed: February 13, 2023
    Publication date: February 8, 2024
    Inventors: Chi-Hui LAI, Yang-Che CHEN, Hsiang-Tai LU, Wei-Ray LIN
  • Patent number: 11855066
    Abstract: A method of manufacturing a semiconductor structure forming a redistribution layer (RDL); forming a conductive pad over the RDL; performing a first electrical test through the conductive pad; bonding a first die over the RDL by a connector; disposing a first underfill material to surround the connector; performing a second electrical test through the conductive pad; disposing a second die over the first die and the conductive pad; and disposing a second underfill material to surround the second die, wherein the conductive pad is at least partially in contact with the second underfill material, and is protruded from the RDL during the first electrical test and the second electrical test.
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Hsiang-Tai Lu, Shuo-Mao Chen, Mill-Jer Wang, Feng-Cheng Hsu, Chao-Hsiang Yang, Shin-Puu Jeng, Cheng-Yi Hong, Chih-Hsien Lin, Dai-Jang Chen, Chen-Hua Lin
  • Patent number: 11828790
    Abstract: A circuit test structure includes an interposer for electrically connecting to a chip, wherein the interposer includes a conductive line, and the conductive line extends along at least two side of the interposer. The circuit test structure further includes a plurality of electrical connections to the conductive line. The circuit test structure further includes a testing site electrically connected to the conductive line, wherein the testing site is on an opposite surface of the interposer from the plurality of electrical connections.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: November 28, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ching-Fang Chen, Hsiang-Tai Lu, Chih-Hsien Lin
  • Publication number: 20230298970
    Abstract: A semiconductor structure includes a substrate, a capacitor disposed in the substrate, an interconnect structure disposed over the substrate, and a first doped region disposed in the substrate. The interconnect structure includes a first via structure coupled to the substrate, and a second via structure coupled to the capacitor. The first doped region is disposed under the first via structure. The first doped region includes p-type or n-type dopants.
    Type: Application
    Filed: March 18, 2022
    Publication date: September 21, 2023
    Inventors: KUO WEN CHEN, HSIANG-TAI LU, CHIH-HSUAN TAI, MING-CHUNG WU
  • Publication number: 20230238340
    Abstract: Semiconductor structures and methods of testing the same are provided. A semiconductor structure according to the present disclosure includes a substrate, a semiconductor device over the substrate, wherein the semiconductor device includes an interconnect structure, and the interconnect structure includes a plurality of metallization layers disposed in a dielectric layer; and a delamination sensor. The delamination sensor includes a connecting structure and a plurality of contact vias in at least one of the plurality of metallization layers. The connecting structure bonds the semiconductor device to the substrate and does not functionally couple the semiconductor device to the substrate. The plurality of contact vias fall within a first region of a vertical projection area of the connecting structure but do not overlap a second region of the vertical projection area.
    Type: Application
    Filed: March 27, 2023
    Publication date: July 27, 2023
    Inventors: Chih-Hsuan Tai, Ming-Chung Wu, Kuo-Wen Chen, Hsiang-Tai Lu
  • Patent number: 11616029
    Abstract: Semiconductor structures and methods of testing the same are provided. A semiconductor structure according to the present disclosure includes a substrate, a semiconductor device over the substrate, wherein the semiconductor device includes an interconnect structure, and the interconnect structure includes a plurality of metallization layers disposed in a dielectric layer; and a delamination sensor. The delamination sensor includes a connecting structure and a plurality of contact vias in at least one of the plurality of metallization layers. The connecting structure bonds the semiconductor device to the substrate and does not functionally couple the semiconductor device to the substrate. The plurality of contact vias fall within a first region of a vertical projection area of the connecting structure but do not overlap a second region of the vertical projection area.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: March 28, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chih-Hsuan Tai, Ming-Chung Wu, Kuo-Wen Chen, Hsiang-Tai Lu
  • Publication number: 20220375877
    Abstract: Semiconductor structures and methods of testing the same are provided. A semiconductor structure according to the present disclosure includes a substrate, a semiconductor device over the substrate, wherein the semiconductor device includes an interconnect structure, and the interconnect structure includes a plurality of metallization layers disposed in a dielectric layer; and a delamination sensor. The delamination sensor includes a connecting structure and a plurality of contact vias in at least one of the plurality of metallization layers. The connecting structure bonds the semiconductor device to the substrate and does not functionally couple the semiconductor device to the substrate. The plurality of contact vias fall within a first region of a vertical projection area of the connecting structure but do not overlap a second region of the vertical projection area.
    Type: Application
    Filed: July 1, 2021
    Publication date: November 24, 2022
    Inventors: Chih-Hsuan Tai, Ming-Chung Wu, Kuo-Wen Chen, Hsiang-Tai Lu
  • Publication number: 20220271024
    Abstract: A method of manufacturing a semiconductor structure forming a redistribution layer (RDL); forming a conductive pad over the RDL; performing a first electrical test through the conductive pad; bonding a first die over the RDL by a connector; disposing a first underfill material to surround the connector; performing a second electrical test through the conductive pad; disposing a second die over the first die and the conductive pad; and disposing a second underfill material to surround the second die, wherein the conductive pad is at least partially in contact with the second underfill material, and is protruded from the RDL during the first electrical test and the second electrical test.
    Type: Application
    Filed: May 13, 2022
    Publication date: August 25, 2022
    Inventors: HSIANG-TAI LU, SHUO-MAO CHEN, MILL-JER WANG, FENG-CHENG HSU, CHAO-HSIANG YANG, SHIN-PUU JENG, CHENG-YI HONG, CHIH-HSIEN LIN, DAI-JANG CHEN, CHEN-HUA LIN
  • Patent number: 11335672
    Abstract: A method of manufacturing a semiconductor structure forming a redistribution layer (RDL); forming a conductive pad over the RDL; performing a first electrical test through the conductive pad; bonding a first die over the RDL by a connector; disposing a first underfill material to surround the connector; performing a second electrical test through the conductive pad; disposing a second die over the first die and the conductive pad; and disposing a second underfill material to surround the second die, wherein the conductive pad is at least partially in contact with the second underfill material, and is protruded from the RDL during the first electrical test and the second electrical test.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: May 17, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Hsiang-Tai Lu, Shuo-Mao Chen, Mill-Jer Wang, Feng-Cheng Hsu, Chao-Hsiang Yang, Shin-Puu Jeng, Cheng-Yi Hong, Chih-Hsien Lin, Dai-Jang Chen, Chen-Hua Lin
  • Publication number: 20210231730
    Abstract: A circuit test structure includes an interposer for electrically connecting to a chip, wherein the interposer includes a conductive line, and the conductive line extends along at least two side of the interposer. The circuit test structure further includes a plurality of electrical connections to the conductive line. The circuit test structure further includes a testing site electrically connected to the conductive line, wherein the testing site is on an opposite surface of the interposer from the plurality of electrical connections.
    Type: Application
    Filed: April 13, 2021
    Publication date: July 29, 2021
    Inventors: Ching-Fang CHEN, Hsiang-Tai LU, Chih-Hsien LIN
  • Patent number: 11002788
    Abstract: A circuit test structure including an interposer for electrically connection to a chip, wherein the interposer includes a conductive line, and the conductive line traces a perimeter of the interposer. The circuit test structure further includes at least three electrical connections to the conductive line. The circuit test structure further includes a testing site. The circuit test structure further includes a through substrate via (TSV) connecting the testing site to the conductive line.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: May 11, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ching-Fang Chen, Hsiang-Tai Lu, Chih-Hsien Lin
  • Patent number: 10879162
    Abstract: An integrated fan-out package includes a first semiconductor chip, a plurality of through integrated fan-out vias, an encapsulation layer and a redistribution layer structure. The first semiconductor chip includes a heat dissipation layer, and the heat dissipation layer covers at least 30 percent of a first surface of the first semiconductor chip. The through integrated fan-out vias are aside the first semiconductor chip. The encapsulation layer encapsulates the through integrated fan-out vias. The redistribution layer structure is at a first side of the first semiconductor chip and thermally connected to the heat dissipation layer of the first semiconductor chip.
    Type: Grant
    Filed: July 7, 2019
    Date of Patent: December 29, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shin-Puu Jeng, Dai-Jang Chen, Hsiang-Tai Lu, Hsien-Wen Liu, Chih-Hsien Lin, Shih-Ting Hung, Po-Yao Chuang
  • Publication number: 20200357785
    Abstract: A method of manufacturing a semiconductor structure forming a redistribution layer (RDL); forming a conductive pad over the RDL; performing a first electrical test through the conductive pad; bonding a first die over the RDL by a connector; disposing a first underfill material to surround the connector; performing a second electrical test through the conductive pad; disposing a second die over the first die and the conductive pad; and disposing a second underfill material to surround the second die, wherein the conductive pad is at least partially in contact with the second underfill material, and is protruded from the RDL during the first electrical test and the second electrical test.
    Type: Application
    Filed: July 23, 2020
    Publication date: November 12, 2020
    Inventors: HSIANG-TAI LU, SHUO-MAO CHEN, MILL-JER WANG, FENG-CHENG HSU, CHAO-HSIANG YANG, SHIN-PUU JENG, CHENG-YI HONG, CHIH-HSIEN LIN, DAI-JANG CHEN, CHEN-HUA LIN
  • Patent number: 10741537
    Abstract: A method of manufacturing a semiconductor structure includes forming a redistribution layer (RDL); forming a conductive member over the RDL; performing a first electrical test through the conductive member; disposing a first die over the RDL; performing a second electrical test through the conductive member; and disposing a second die over the first die and the conductive member.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: August 11, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COOMPANY LTD.
    Inventors: Hsiang-Tai Lu, Shuo-Mao Chen, Mill-Jer Wang, Feng-Cheng Hsu, Chao-Hsiang Yang, Shin-Puu Jeng, Cheng-Yi Hong, Chih-Hsien Lin, Dai-Jang Chen, Chen-Hua Lin
  • Publication number: 20200013707
    Abstract: Integrated fan-out packages and methods of forming the same are disclosed. An integrated fan-out package includes a first semiconductor chip, a plurality of through integrated fan-out vias, an encapsulation layer and a redistribution layer structure. The first semiconductor chip includes a heat dissipation layer, and the heat dissipation layer covers at least 30 percent of a first surface of the first semiconductor chip. The through integrated fan-out vias are aside the first semiconductor chip. The encapsulation layer encapsulates the through integrated fan-out vias. The redistribution layer structure is at a first side of the first semiconductor chip and thermally connected to the heat dissipation layer of the first semiconductor chip.
    Type: Application
    Filed: July 7, 2019
    Publication date: January 9, 2020
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shin-Puu Jeng, Dai-Jang Chen, Hsiang-Tai Lu, Hsien-Wen Liu, Chih-Hsien Lin, Shih-Ting Hung, Po-Yao Chuang
  • Publication number: 20190257880
    Abstract: A circuit test structure including an interposer for electrically connection to a chip, wherein the interposer includes a conductive line, and the conductive line traces a perimeter of the interposer. The circuit test structure further includes at least three electrical connections to the conductive line. The circuit test structure further includes a testing site. The circuit test structure further includes a through substrate via (TSV) connecting the testing site to the conductive line.
    Type: Application
    Filed: May 2, 2019
    Publication date: August 22, 2019
    Inventors: Ching-Fang CHEN, Hsiang-Tai LU, Chih-Hsien LIN
  • Patent number: 10347574
    Abstract: Integrated fan-out packages and methods of forming the same are disclosed. An integrated fan-out package includes a first semiconductor chip, a plurality of through integrated fan-out vias, an encapsulation layer and a redistribution layer structure. The first semiconductor chip includes a heat dissipation layer, and the heat dissipation layer covers at least 30 percent of a first surface of the first semiconductor chip. The through integrated fan-out vias are aside the first semiconductor chip. The encapsulation layer encapsulates the through integrated fan-out vias. The redistribution layer structure is at a first side of the first semiconductor chip and thermally connected to the heat dissipation layer of the first semiconductor chip.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: July 9, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shin-Puu Jeng, Dai-Jang Chen, Hsiang-Tai Lu, Hsien-Wen Liu, Chih-Hsien Lin, Shih-Ting Hung, Po-Yao Chuang
  • Patent number: 10288676
    Abstract: A circuit test structure includes: a chip including a conductive line which traces a perimeter of the chip; an interposer electrically connected to the chip; and a Kelvin test structure including: at least three electrical connections to the conductive line; and a testing site. The Kelvin test structure is configured to electrically connect the testing site to the conductive line.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: May 14, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ching-Fang Chen, Hsiang-Tai Lu, Chih-Hsien Lin